Home / 118,452.14-163,459.02-64,739.02

Finding the Fourth Proportional to 118,452.14, 163,459.02 and 64,739.02

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Solution

The fourth proportional to 118,452.14, 163,459.02 and 64,739.02 is: 89,337.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,452.14 : 163,459.02 = 64,739.02 : x
  2. Step 2: Convert to fraction form
    118,452.14/163,459.02 = 64,739.02/x
  3. Step 3: Cross multiply
    118,452.14x = 163,459.02 × 64,739.02
  4. Step 4: Simplify right side
    118,452.14x = 10,582,176,764.96
  5. Step 5: Solve for x
    x = 10,582,176,764.96/118,452.14
  6. Step 6: Final answer
    x = 89,337.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.